Archive for December, 2010

Image by Tim Musson
My cousin Ken’s computer is a second hand HP/Compaq nx9040. The screen’s fluorescent back-light died, and getting it fixed was going to cost more than the computer was worth – over NZD0, according to one quote! (The back-light is what lights up the display. Without that, the laptop is pretty much useless.)

Image by bcostin
I’ve been playing with this old PowerBook 150 laptop. Equipped with a 33MHz 68030 processor, 120MB HD, passive-matrix 4-bit grayscale screen, and 4MB of memory. It’s running System 7.5. Not bad for 1994. It’s in nice condition aside from a broken hinge on the right side of the lid. Unfortunately the 14 year old battery seems to have given up the ghost, so I have to run it on AC power.

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Image by Les_Stockton
Paul drove all the way from northeast Missouri. He brought a cool setup where he had a 5 watt solar panel, hooked up with this little portable battery unit from WalMart; and he powered his Ham radio system, as well as a laptop computer.

A review and demonstration of the iWap IUC-11 Universal Battery Charger. It can charge and revive 99.9% of 3.6V and 7.2V lithium-ion batteries, as well as AA/AAA NiMH and NiCad batteries! It automatically detects the polarity of charging terminals (so you never have to worry about putting a battery in backwards or upside down) and can charge USB devices as well. It can even use a charged battery to charge a separate device via USB port! This model also features a built in LED and a Turbo mode for quick charging. Can be used with laptop AC adapters, as well as for charging cell phonesVideo Rating: 5 / 5

What are the laptop battery maintenance mode? What is the use of laptop battery maintenance of the taboo? Notebook battery maintenance of books in the end should be pulled out, pulled out if the power of how to do? Notebook battery maintenance of good access to the longest time? See below, it will know.

Notebook battery life is longer, often dissatisfied with sufficient, or even show damage, if the laptop battery maintenance of peace have not done enough good, then more accelerated the aging batteries! It is necessary to observe in the use of some maintenance tips. Whether you are using a notebook lithium battery Acer aspire 3680 battery or nickel-metal hydride batteries.

As far as possible to the battery charge after the exhaustion of the basic (power less than 5%), which is to avoid the battery the best way memory effect. In fact, the lithium-ion battery has some memory effect, Ni-MH battery is more than just much smaller. However important to note that charge when the time is too long to avoid the general control within 12 hours. Notebook battery as Acer aspire 3680 battery maintenance free with the use with the filling!

Notebook battery life is not determined by the length of time, but by the number of charge and discharge decisions. This is the importance of maintenance of notebook battery – Li-ion notebook battery (Dell latitude d600 battery) life by the number of charge-discharge decision! If you are using a laptop when the battery has been installed on the notebook instead of taking down, even if the machine shut down and removed AC power, the battery would not like to imagine that as you have maintained a state of full power.

Used because the notebook battery is a Into a control circuit, even when the computer is shut down power consumption. After I connected to AC power, when battery power is not full, so it will start charging. In this way, when the power turned on or off, your laptop battery will repeatedly charge and discharge and shorten Dell d620 battery life, this is the laptop battery maintenance bogey.

To this end, in the use of external AC power supply when the battery pulled out the best. Moreover, the laptop battery if exposed to heat their state will have an impact on life expectancy. Laptop battery for long-term maintenance of non-use, please red discharge at least a month to ensure that the activity of the battery. At the same time, when the battery in the custody of a problem we must pay attention to Dell inspiron 1300 battery .

That is, the vast majority of Laptop battery currently used in lithium-ion batteries do not use if the long period of time, then, often prone to the phenomenon of excessive discharge, may no longer be able to charge a notebook battery. This is the laptop battery maintenance of a free! In order to prevent excessive battery discharge, in a state of semi-rechargeable battery stored in a cool place, and then once every six months, and then half of its electricity to the state of charge. Notebook battery maintenance free Dell Latitude D630 Battery storage for too long, as well as the battery over-discharge damage to the battery!

In addition, the impact of notebook battery life of factors including the use of the environment temperature (30 suggested that the use of the following), storage Dell latitude d520 battery and battery temperature suffered shock size. In the use of laptop batteries after a certain period of time will be aging (no matter how maintenance can not be avoided!), As demonstrated by the internal resistance become larger, in charge when the voltage rise faster, so it is easy to charge control circuit has been found to have full capacity is of course also declined.

Laptop battery is very much essential for the usage of laptop, because without battery it is not possible to use it on the move, as it requires a power outlet. So as a main accessory for the usage of the laptop, the battery must be in a good condition and work properly. Some of the general tips for laptop care are to avoid extreme temperatures, and not to leave the laptop outside in cold weather or in high heat, as cold batteries cannot generate much power and hot batteries will discharge very soon. Charge the battery whenever it is necessary and when the electrical power is available. The battery charge is indicated in the taskbar of the laptop, which shows the current battery capacity and remaining time. When a laptop is used as a replacement of desktop the battery should not be left in for long time. Battery must be re installed every three to four weeks and allowed to fully discharge.

Smaller the battery better are its functionalities. For instance take into consideration an ultra portable or thin and light battery rather than a bigger one.

Power control settings must be adjusted accordingly as the laptop will go inactive after a specified time which is beneficial for the battery.

Adjust the screen brightness to lower setting according to the working conditions or the place of work which will save the power.

Battery consumption must be noticed often, so that the battery power will be in control. In this case the battery charge indicator must be on the task bar .

Charge the battery whenever necessary and when the power source is available. Especially you are on travel; charge the battery fully as electrical outlets may not be available at the destination.

Clean the batteries and their connections often. It must be done by using a cotton swab and alcohol. Don’t keep the laptop idle for long period of time without using the battery. Using the laptop to play games or to watch movies or multimedia activities will drain the battery soon. Laptop speaker volume must be kept in mute or decreased to low level. Don’t run any program directly from a CD or DVD, instead it can be copied to the hard drive and can be used, which will consume less power.

Before the first use, a new battery must be charged fully. Then the battery has to be charged twice or thrice for achieving maximum capacity. If the battery is not used for more than a month, it is better to be removed from the laptop and stored in a cool or dry or clean place. Again the stored battery has to be recharged before use till it reaches its maximum capacity. Laptop batteries last for longer period if they are stored in a cool place and maintained properly.

Image by hawaii
The Incase Hardshell Case for 15" MacBook Pro. I chose the Incase over Speck because I liked the rubberized, matte surface, and the build quality seemed sturdier (but that’s purely conjecture). It snapped on easily, and a nice touch was the battery power meter button passthrough. The "clips" that secure the Incase to the laptop are more subtle than on the Speck, but I’m not a fan of how Incase embosses its own logo on the lid (whereas the Speck advertises only on the bottom piece).

My main complaint about the Incase was the right rear lower corner would catch on the MBP screen edge when I opened it up, making a teeth-gnashing snapping sound. I ended up filing down the edge a tiny bit, and now it opens without catching or rubbing. For something that costs so much and brags about how finely its engineered, though, this seems like a big flaw.

Laptop batteries appear in various designs and packages and are defined by the manufacturer, of what kind of Batteries they are utilizing. These Laptop Batteries give power to your Laptop when you are not utilizing Power outwardly. The lifetime and the standby time of these Laptop batteries depend upon the chemistry comprised in the make of these Laptop and as well the handling practice of the clients. The Chemistry of these Laptop Batteries is given by the Laptop manufacturers in their user handbook. One knows how to go through the user handbook and can obtain the chemical composition of their Laptop batteries. The kinds of laptop batteries are never ending. Some examples are as follows: IBM ThinkPad Ni-MH, Compaq Presario R3000/4000 CA/CL Li-Ion, and Dell D620 Li-Ion, simply to name All of these Laptop batteries} are designed for a particular system having some features/shape/size. Earlier most of the Laptop batteries were made of Nickel Cadmium (NiCad), which is a composition of weighty metals. But since it was poor in its Power to Weight ratio it shortly became outdated and lot of makers of Laptops switched over to Ni-MH (Nickel Metal Hydride). In addition the NiCad batteries wasn’t eco-friendly and their dumping causes harm the surroundings also. These Ni-MH batteries confirmed a improved Power to Weight ratio than NiCad batteries, yet again it showed the dilemma of Memory Losses and so most of the manufacturers again shifted themselves from Ni-MH to Li-Ion which we still utilize today. These Li-Ion batteries showed the improved Battery backup features and longer lifetime as well. Owing to this majority of the Laptop manufacturing companies like HP, Dell, Sony Toshiba etc shifted themselves from Ni-MH to Li-Ion Batteries. These Li-Ion batteries have a smooth charging feature and as well discharges very gradually, as a result giving improved Power Backup, additionally its Power to Weight ratio is extremely less which makes the Laptop as a whole much lighter than earlier Laptops. The next thing on which the duration of the battery and as well their Standby time depends on the handling practice of the client. There are plenty of measures of utilizing the laptops and when they are pursued, these batteries will have a long duration and as well Standby time. One thing to be mentioned is that never attempt to utilize these Laptop in too cool place and in too hot place, this is so, as these batteries will discharge quickly when used in such conditions. So always try to utilize them in normal room temperatures. This will assist them to discharge smoothly and keep giving power to your Laptop for long.

Let your laptop achieve the saving. Not each computing device handles a power source in the same way. Some of the more sophisticated laptops, which are designed with smallbusiness travel in mind, are misers asIt comes to using power. And that’s a help affair — if you can remember to take improvement of it. “Most users pressurize somebody into the misunderstand of simply not choosing to wastage a product’s built-in faculty to conserve battery life,” says Dan Coffman, a senior item for consumption director in favor of PC manufacturer ViewSonic. How achieve you harness your PC’s built-in faculty to save? Consult your user blue-collar. Often, calibrating your laptop is as straightforward as double-clicking on the battery iconIn the toolbar.Like as a rule knowledge these days, batteries – specifically laptop batteries – assert a relatively tiny lifespan. However, not as theiroptionshave turn out to be obsolete, as is the assignment with manygadgetsavailable in the marketplace, but relatively, as they simply achieve not keep going. Generally speaking, manufacturers warranties in favor of notebook batteries ranges from three to twelve months; a lithium ion laptop battery can keep going anywhere from two to four years. For some battery, however, the correct wastage and proper storage space of it can significantly make longer its life. Some tips in favor of the proper protection of your laptop battery are listed lower. According to Apple, lithium batteries be supposed to be chargedearly and often”, verses allowing them to drain completely. For the single-mindedness of battery wear, severalpartial charge cyclescount as lone gorged cycle charge; your battery be supposed to still assert approximately 80% amount gone the equivalent of 500 gorged charge cycles; Popular order to preserve your battery – particularly if you achieve not wastage your laptop often, it is a help notion to keep it charged up to 40%. Never keep a laptop battery so as to is fully charged! This will significantly reduce its lifespan.

While storing your battery in favor of both protection and longevity is a help notion, nearby is such as affair asoverstoringyour battery! Whether or not it is in wastage, your laptop battery ages; while stops in favor of nix lone – or nix affair! So, DO wastage your battery by smallest amount in the past a month tokeep the electrons flowing!Proper storage space of your battery is essential to lengthening its practical life. Wrap your battery with a clean cloth and keep it in a place anywhere it will wait undisturbed by light, section or hose down. Although as a rule batteries exert yourself absolutely fine under tropical conditions, the section too causes them to age prematurely. It goes with no aphorism so as to leaving your laptop in a excitable, parked car does not help to make longer its battery life, either! Keeping your stored battery cool optimum heat: Concerning 50-90F and dry is a necessity in favor of battery upholding! Some those even keep their batteries in the refrigerator; that’s up to you! Check yourbattery chargesettings on your laptop. Many of us, while using our laptop by fatherland, assert our settings so so as to we arecharging-while-working.Change this! When your laptop is plugged in, and you are working on it in favor of hours, the battery is constantly charging; this will shorten your battery’s life!Additionally, in the past a month, allow your laptop battery to perfectly discharge; this will make longer its lifespan. Once your battery is completely clear, charge it to an thrilling outletSadly, nothing lasts forever; plus your laptop battery! But nearby are steps you can take to make longer the practical life of your battery. Just remember, the two aging factors you necessity be as a rule diligent on the subject of are the heat keep it cool and the fully-charged battery.

Correction; this laptop is NOT a Wal-Mart exclusive. It is available on several sites as the Acer/eMachines 15.6 eme725-4520. This is my very first unboxing video. This is the unboxing of the eMachines eme725-4520 laptop. It has a 15.6″ display, an Intel Pentium Dual Core 2.02Ghz processor, an 800Mhz front side bus, Intel graphics, integrated sound, a DVD burner with dual layer support, a five in one memory card reader, connections for microphone and headset, etc. This laptop also includes a 6 cell battery which they claim gets up to 2.5 hours of continuous battery life on a single charge, and the charging cable. It also boasts a 250GB 5400rpm hard drive, and Windows 7 Home Basic.Video Rating: 4 / 5